R.S. Aggarwal’s Quantitative Aptitude is a popular book that covers a wide range of topics such as numbers, percentages, time and work, profit and loss, etc.
R.S. Aggarwal’s Verbal and Non-Verbal Reasoning book is an excellent resource for this section.
S.P. Bakshi’s Objective General English is a popular book that covers a wide range of topics such as grammar, vocabulary, comprehension, etc.
Lucent’s General Knowledge book is a popular resource for this section. The book covers a wide range of topics such as history, geography, economics, polity, etc.
The book covers a wide range of topics such as the Constitution, Parliament, State Legislature, Judiciary, etc.